Petra Martic defeated Kristie Ahn 6-1 6-2 in the US Open q64 on hard. The upset overturned the form book — Kristie Ahn came in defending last year's round of 128.
No previous meetings on record.
Averages over each player's completed matches in the selected window (200 vs 112). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About